/* Online Notepad by GroWithMoney — shared styles */
:root{
  --bg:#f6f7fb;--surface:#ffffff;--surface-2:#f0f2f8;--text:#1b1f2a;--muted:#667085;
  --border:#e3e6ee;--brand:#4f46e5;--brand-2:#06b6d4;--brand-contrast:#ffffff;
  --danger:#dc2626;--ok:#16a34a;--radius:12px;
  --shadow:0 1px 2px rgba(16,24,40,.06),0 8px 24px rgba(16,24,40,.06);
  --font-ui:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --font-mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;
}
[data-theme="dark"]{
  --bg:#0c1020;--surface:#141a2e;--surface-2:#1b2340;--text:#e8ebf5;--muted:#98a2b8;
  --border:#263052;--brand:#818cf8;--brand-2:#22d3ee;--brand-contrast:#0c1020;
  --shadow:0 1px 2px rgba(0,0,0,.4),0 8px 24px rgba(0,0,0,.35);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font-ui);line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
img,svg{max-width:100%}
.skip{position:absolute;left:-999px;top:0;background:var(--brand);color:var(--brand-contrast);padding:8px 14px;border-radius:0 0 8px 0;z-index:100}
.skip:focus{left:0}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--surface) 88%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}
.header-inner{max-width:1280px;margin:0 auto;padding:10px 20px;display:flex;align-items:center;gap:18px}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);font-weight:800;font-size:1.2rem;letter-spacing:-.02em}
.brand:hover{text-decoration:none}
.brand small{display:block;font-weight:500;font-size:.68rem;color:var(--muted);letter-spacing:0;margin-top:-4px}
.brand-mark{width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--brand),var(--brand-2));display:grid;place-items:center;color:#fff}
.nav{display:flex;gap:4px;margin-left:auto;align-items:center;flex-wrap:wrap}
.nav a{color:var(--text);padding:8px 12px;border-radius:8px;font-size:.93rem;font-weight:500}
.nav a:hover,.nav a[aria-current="page"]{background:var(--surface-2);text-decoration:none}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--border);background:var(--surface);color:var(--text);padding:7px 12px;border-radius:9px;font:inherit;font-size:.88rem;font-weight:600;cursor:pointer;transition:background .15s,border-color .15s,transform .05s}
.btn:hover{background:var(--surface-2)}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--brand);border-color:var(--brand);color:var(--brand-contrast)}
.btn-primary:hover{background:var(--brand);filter:brightness(1.08)}
.btn-danger{color:var(--danger)}
.btn-icon{padding:7px 9px}
.btn[aria-pressed="true"]{background:var(--surface-2);border-color:var(--brand);color:var(--brand)}

/* App shell */
.app-wrap{max-width:1280px;margin:20px auto;padding:0 20px}
.hero{margin:6px 0 16px}
.hero h1{font-size:clamp(1.4rem,2.6vw,2rem);margin:0 0 4px;letter-spacing:-.02em}
.hero p{margin:0;color:var(--muted)}
.app{display:grid;grid-template-columns:290px 1fr;gap:16px;align-items:stretch}
.panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}
.sidebar{display:flex;flex-direction:column;min-height:620px;max-height:78vh}
.side-top{padding:12px;border-bottom:1px solid var(--border);display:grid;gap:8px}
.search{width:100%;padding:9px 12px;border:1px solid var(--border);border-radius:9px;background:var(--surface-2);color:var(--text);font:inherit;font-size:.92rem}
.note-list{list-style:none;margin:0;padding:6px;overflow:auto;flex:1}
.note-item{display:block;width:100%;text-align:left;background:none;border:1px solid transparent;color:var(--text);padding:10px 12px;border-radius:10px;cursor:pointer;font:inherit}
.note-item:hover{background:var(--surface-2)}
.note-item[aria-current="true"]{background:var(--surface-2);border-color:var(--brand)}
.note-item .t{display:flex;gap:6px;align-items:center;font-weight:650;font-size:.93rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.note-item .p{color:var(--muted);font-size:.8rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:2px}
.note-item .d{color:var(--muted);font-size:.72rem;margin-top:2px}
.empty{padding:20px;text-align:center;color:var(--muted);font-size:.9rem}
.side-bottom{padding:10px 12px;border-top:1px solid var(--border);display:flex;gap:8px;flex-wrap:wrap}

.editor{display:flex;flex-direction:column;min-height:620px;max-height:78vh}
.title-row{padding:12px 14px 0;display:flex;gap:8px;align-items:center}
.title-input{flex:1;border:0;background:transparent;color:var(--text);font:inherit;font-size:1.3rem;font-weight:750;padding:6px 4px;letter-spacing:-.01em}
.title-input:focus{outline:none}
.toolbar{padding:8px 14px;border-bottom:1px solid var(--border);display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.toolbar .sep{width:1px;height:22px;background:var(--border);margin:0 4px}
.toolbar select{padding:7px 8px;border:1px solid var(--border);border-radius:9px;background:var(--surface);color:var(--text);font:inherit;font-size:.85rem}
.findbar{display:none;padding:8px 14px;border-bottom:1px solid var(--border);gap:6px;flex-wrap:wrap;align-items:center;background:var(--surface-2)}
.findbar.open{display:flex}
.findbar input{padding:7px 10px;border:1px solid var(--border);border-radius:8px;background:var(--surface);color:var(--text);font:inherit;font-size:.88rem;min-width:140px}
.findbar .count{font-size:.8rem;color:var(--muted)}
.note-body{flex:1;width:100%;border:0;resize:none;background:transparent;color:var(--text);padding:16px 18px;font-family:var(--font-ui);font-size:16px;line-height:1.7;min-height:360px}
.note-body:focus{outline:none}
.note-body.mono{font-family:var(--font-mono);line-height:1.6}
.note-body.nowrap{white-space:pre;overflow-x:auto}
.statusbar{padding:8px 14px;border-top:1px solid var(--border);display:flex;gap:16px;flex-wrap:wrap;color:var(--muted);font-size:.8rem;align-items:center}
.statusbar .grow{margin-left:auto}
.saved{color:var(--ok);font-weight:600}
.toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%) translateY(20px);background:var(--text);color:var(--bg);padding:10px 16px;border-radius:10px;font-size:.88rem;opacity:0;pointer-events:none;transition:all .25s;z-index:200;max-width:90vw}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.warn{background:#fff7ed;color:#9a3412;border:1px solid #fed7aa;padding:10px 14px;border-radius:10px;margin-bottom:14px;font-size:.9rem;display:none}
[data-theme="dark"] .warn{background:#2a1a0e;color:#fdba74;border-color:#5a3412}

/* focus mode */
body.focus .sidebar,body.focus .hero,body.focus .content,body.focus .site-footer,body.focus .site-header{display:none}
body.focus .app{grid-template-columns:1fr}
body.focus .editor{max-height:none;min-height:92vh}
body.focus .app-wrap{margin:10px auto}

/* Mobile sidebar */
.menu-btn{display:none}
@media (max-width:860px){
  .app{grid-template-columns:1fr}
  .sidebar{display:none;max-height:60vh;min-height:300px}
  .sidebar.open{display:flex}
  .menu-btn{display:inline-flex}
  .editor{min-height:520px;max-height:none}
  .nav a.hide-sm{display:none}
}

/* Content (SEO) sections */
.content{max-width:900px;margin:42px auto 20px;padding:0 20px}
.content h2{font-size:1.5rem;margin:34px 0 10px;letter-spacing:-.01em}
.content h3{font-size:1.1rem;margin:20px 0 6px}
.content p,.content li{color:var(--text)}
.content ul{padding-left:20px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px;margin:16px 0}
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px}
.card h3{margin:0 0 6px;font-size:1rem}
.card p{margin:0;color:var(--muted);font-size:.92rem}
details{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:12px 16px;margin:10px 0}
summary{cursor:pointer;font-weight:650}
details p{margin:8px 0 0;color:var(--muted)}
kbd{background:var(--surface-2);border:1px solid var(--border);border-bottom-width:2px;border-radius:6px;padding:1px 6px;font-family:var(--font-mono);font-size:.85em}
table{border-collapse:collapse;width:100%;font-size:.93rem}
th,td{border:1px solid var(--border);padding:8px 12px;text-align:left}
th{background:var(--surface-2)}

/* Plain pages */
.page{max-width:820px;margin:34px auto;padding:0 20px 20px}
.page h1{font-size:2rem;letter-spacing:-.02em;margin:0 0 6px}
.page .lead{color:var(--muted);font-size:1.05rem;margin:0 0 22px}
.page h2{margin:30px 0 8px;font-size:1.3rem}
.page .updated{color:var(--muted);font-size:.85rem}
.page .box{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px 20px;margin:16px 0}
.pill-list{display:flex;flex-wrap:wrap;gap:10px;padding:0;list-style:none}
.pill-list a{display:inline-block;border:1px solid var(--border);background:var(--surface);padding:8px 14px;border-radius:999px;font-weight:600;font-size:.92rem}

/* Footer */
.site-footer{border-top:1px solid var(--border);margin-top:40px;background:var(--surface)}
.footer-inner{max-width:1280px;margin:0 auto;padding:26px 20px;display:grid;gap:18px;grid-template-columns:2fr 1fr 1fr}
.footer-inner h4{margin:0 0 8px;font-size:.9rem}
.footer-inner ul{list-style:none;margin:0;padding:0;display:grid;gap:6px;font-size:.9rem}
.footer-inner p{margin:0;color:var(--muted);font-size:.9rem}
.copyright{max-width:1280px;margin:0 auto;padding:0 20px 24px;color:var(--muted);font-size:.82rem}
@media (max-width:700px){.footer-inner{grid-template-columns:1fr}}

@media print{
  .site-header,.sidebar,.toolbar,.statusbar,.findbar,.hero,.content,.site-footer,.title-row .btn{display:none!important}
  .app{display:block}.panel{border:0;box-shadow:none}.editor{max-height:none}
  .note-body{overflow:visible;height:auto;color:#000}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

/* additions */
.toast-btn{margin-left:14px;background:transparent;border:1px solid currentColor;color:inherit;border-radius:6px;padding:2px 10px;font:inherit;font-weight:700;cursor:pointer}
.editor.drop{outline:2px dashed var(--brand);outline-offset:-6px}